---
product_id: 414460755
title: "GSM Dumanhill Octane Gel Refill with Blue Ink - Pack of 20 Refills"
brand: "classmate"
price: "€ 8.92"
currency: EUR
in_stock: true
reviews_count: 5
category: "Classmate"
url: https://www.desertcart.sk/products/414460755-gsm-dumanhill-octane-gel-refill-with-blue-ink-pack-20
store_origin: SK
region: Slovakia
---

# Smooth medium point writing Waterproof Japanese ink 20-pack gel refills GSM Dumanhill Octane Gel Refill with Blue Ink - Pack of 20 Refills

**Brand:** classmate
**Price:** € 8.92
**Availability:** ✅ In Stock

## Summary

> 🖋️ Elevate your writing game with every refill—because your ideas deserve the best!

## Quick Answers

- **What is this?** GSM Dumanhill Octane Gel Refill with Blue Ink - Pack of 20 Refills by classmate
- **How much does it cost?** € 8.92 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/414460755-gsm-dumanhill-octane-gel-refill-with-blue-ink-pack-20)

## Best For

- classmate enthusiasts

## Why This Product

- Trusted classmate brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack Efficiency:** Get 20 premium gel refills in one go—never run out during crucial moments.
- • **Trusted Brand Quality:** Classmate’s high-quality materials guarantee reliability and long-lasting performance.
- • **Effortless Writing Flow:** Medium point tip delivers smooth, consistent strokes for professional-grade writing.
- • **Unmatched Ink Durability:** Waterproof Japanese ink ensures your notes stay crisp and smudge-free all day.
- • **Perfect for Professionals:** Ideal for managers and millennials who demand precision and style in every pen stroke.

## Overview

Classmate GSM Dumanhill Octane Gel Refill pack offers 20 medium-point gel ink refills featuring waterproof Japanese ink for smooth, smudge-resistant writing. Designed with high-quality materials, these refills ensure consistent performance and durability, making them a top choice for professionals seeking reliable and stylish writing accessories.

## Description

The Gel Refill comes with Blue Ink and in Pack of 20 pieces.

Review: Best quality product - Nice product value of money ,this product qwality is good and smooth in writing I am very happy and satisfied this product thank you...
Review: Very useful - Very useful

## Features

- Classmate uses high quality material
- Classmate brand pen consist of high quality material.
- Waterproof japanese ink

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07H172RGP |
| Best Sellers Rank | #39,769 in Office Products ( See Top 100 in Office Products ) #350 in Pen Refills |
| Brand | Classmate |
| Brand Name | Classmate |
| Customer Reviews | 4.4 out of 5 stars 155 Reviews |
| Ink Color | Black |
| Item Dimensions | 17 x 1 x 1 centimeters |
| Item Type Name | Gel ink rollerball pens |
| Item Weight | 0.05 Kilograms |
| Item dimensions L x W x H | 17 x 1 x 1 centimeters |
| Item weight | 0.05 Kilograms |
| Manufacturer | Classmate |
| Manufacturer Part Number | 72 |
| Model Number | 7u |
| Number of Pieces | 20 |
| Number of pieces | 20 |
| Package Size Name | Pack of 20 |
| Point Type | Medium |
| Point type | Medium |
| Style | Pack of 1 |
| Unit Count | 20 Count |

## Product Details

- **Brand:** Classmate
- **Item dimensions L x W x H:** 17 x 1 x 1 centimeters
- **Item weight:** 0.05 Kilograms
- **Number of pieces:** 20
- **Style:** Pack of 1

## Images

![GSM Dumanhill Octane Gel Refill with Blue Ink - Pack of 20 Refills - Image 1](https://m.media-amazon.com/images/I/51n58QKYISL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best quality product
*by A***I on 20 June 2022*

Nice product value of money ,this product qwality is good and smooth in writing I am very happy and satisfied this product thank you...

### ⭐⭐⭐⭐⭐ Very useful
*by S***A on 7 February 2025*

Very useful

### ⭐⭐⭐⭐⭐ Value for money
*by A***R on 2 June 2023*

Value for money

## Frequently Bought Together

- Classmate GSM Dumanhill Octane Gel Refill with Blue Ink - Pack of 20 Refills
- Classmate Octane Gel 25s Jar- 20 Blue Gel Pens + 5 Black Gel Pens
- Classmate Octane Neon Blue Gel Pens, Multicolor, Pack of 5

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**Shop now:** [https://www.desertcart.sk/products/414460755-gsm-dumanhill-octane-gel-refill-with-blue-ink-pack-20](https://www.desertcart.sk/products/414460755-gsm-dumanhill-octane-gel-refill-with-blue-ink-pack-20)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-08-21*